Cisco Bug: CSCuq39071 - Mcast packet loss when other receiver leaves group in IGMPv3

Last Modified

Nov 27, 2020

Products (1)

Cisco Catalyst 4500 Series Switches

Known Affected Releases

15.1(2.0)

Description (partial)

Symptom:
Multicast packet loss when other receiver leaves group using v3 block source

Conditions:
This happens under the following conditions:

1. IGMPv3 should be used and the receivers must use SSM.
2. We need to shut the interface or unplug it.

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